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UTH to SIA: distance & flight time
Udon Thani (Udon Thani Airport) → Xi\'AN (Xi'an Xiguan Airport)
1,237 mi
1,991 km · 1,075 nm
3h 9m
estimated nonstop flight time
+1h
time difference · heading north
See live UTH→SIA fares Phone-only fares on this route — call free
Flight time details
1,237 miles nonstop takes roughly 3h 9m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- UTH — Udon Thani Airport · Udon Thani, Thailand
- SIA — Xi'an Xiguan Airport · Xi\'AN, China
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near UTH
- VTE · Wattay International Airport44 mi away
- KKC · Khon Kaen Airport64 mi away
- LOE · Loei Airport70 mi away
- SNO · Sakon Nakhon Airport89 mi away
Near SIA
- XIY · Xi'an Xianyang International Airport22 mi away
- AKA · Ankang Wulipu Airport116 mi away
- YCU · Yuncheng Guangong Airport120 mi away
- IQN · Qingyang Airport130 mi away
Frequently asked questions
How far is UTH from SIA?
The flight distance from Udon Thani (UTH) to Xi\'AN (SIA) is 1,237 miles (1,991 km, 1,075 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from UTH to SIA?
A nonstop flight takes about 3h 9m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Udon Thani and Xi\'AN?
Xi\'AN is 1 hour ahead of Udon Thani.
What is the cheapest way to fly from UTH to SIA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on UTH–SIA that never appear on search engines, with no booking fees.